Unknown & Unclassified nonprofits in California

Unknown & Unclassified nonprofits in California. Browse 48,218 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.

Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.

Nonprofit profiles

  1. Stockton Yacht Club

    EIN 940902970 · Headquarters: STOCKTON, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  2. Stockton Ymi Elderly Housing Dba Casa Manana Inn

    EIN 941645156 · Headquarters: LODI, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  3. Stockton-delta Amateur Radio Club

    EIN 202830238 · Headquarters: Stockton, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  4. Stolaroff Foundation Inc

    EIN 953925627 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  5. Stone Path Ministries

    EIN 272905259 · Headquarters: Harbor City, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  6. Stone Ranch Elementary Pta

    EIN 571208186 · Headquarters: SAN DIEGO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  7. Stone Soup Child Care Programs Administrator

    EIN 954044279 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  8. Stone Valley Middle School Education Fund SVEF

    EIN 651162840 · Headquarters: Alamo, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  9. Stonebrae Niners

    EIN 813799280 · Headquarters: PLEASANTON, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  10. Stonebridge Mutual Water Co Inc

    EIN 770112374 · Headquarters: MORGAN HILL, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  11. Stonegate Elementary Pta

    EIN 330261576 · Headquarters: IRVINE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  12. Stoneman Village Residents Assn

    EIN 680350705 · Headquarters: Pittsburg, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  13. Stonewood Canyon Estates

    EIN 953155345 · Headquarters: IDYLLWILD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  14. Stony Creek Horseman's Association

    EIN 237370909 · Headquarters: STONYFORD, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  15. Stonyford Community Hall Association

    EIN 680044666 · Headquarters: Stonyford, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  16. Stop and Read

    EIN 300124004 · Headquarters: San Leandro, CA, US · Unknown & Unclassified · Latest available filing year: 2015 · Primary form: IRS Form 990-N

  17. Stop Child Abuse Advocates for Reform and Safety

    EIN 832478249 · Headquarters: Oakley, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  18. Stop Corporate Wage Theft

    EIN 933665848 · Headquarters: Oakland, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  19. Stop Polluting Our Newport Inc

    EIN 510196879 · Headquarters: BALBOA ISLAND, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  20. Stop SB 525

    EIN 863547137 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  21. Stop Shakedown Lawsuits

    EIN 812790987 · Headquarters: San Rafael, CA, USA · Unknown & Unclassified · Latest available filing year: 2017 · Primary form: IRS Form 990

  22. Stop the Developer Giveway

    EIN 813544598 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  23. Stop the Divisive Unfair and Unaccountable Vacancy Tax

    EIN 992589458 · Headquarters: S Lake Tahoe, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  24. Stop the Incompetence

    EIN 871248300 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  25. Stop the Nightmare

    EIN 853102209 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990

  26. Stop The Recall Of Faauuga Moliga

    EIN 873174325 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  27. Stop the Recall Stand with Joel Engardio

    EIN 332420824 · Headquarters: SAN FRANCISCO, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  28. Stop the Special Interest Tax Grab

    EIN 813010267 · Headquarters: San Rafael, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ

  29. Stop the Tax on Working Families

    EIN 881015149 · Headquarters: San Rafael, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990

  30. Stop the Violence & Increase the Peace Foundation

    EIN 954455358 · Headquarters: INGLEWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  31. Stop The Water Scam Committee

    EIN 873605219 · Headquarters: Oakland, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  32. STOP the Water Tax

    EIN 471375444 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2014 · Primary form: IRS Form 990

  33. Storage Networking Industry Association

    EIN 770473194 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990

  34. Storeydreams Foundation Inc

    EIN 954295220 · Headquarters: BREA, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  35. Storkanhanesmccaslin Research Foundation

    EIN 770193922 · Headquarters: CORONA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  36. Storm Ahead Foundation

    EIN 393404165 · Headquarters: SAN JOSE, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  37. Storm Lake Rhf Housing Inc

    EIN 330217490 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF

  38. Story Gleaners

    EIN 473264093 · Headquarters: Santa Cruz, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  39. Storyteller Childrens Center Inc

    EIN 770283072 · Headquarters: Santa Barbara, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  40. Straight Arrow Bowhunters Inc

    EIN 680027753 · Headquarters: REDDING, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  41. Strand Brewers Club

    EIN 330536075 · Headquarters: Redondo Beach, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  42. Strategic Innovation Partners

    EIN 812338312 · Headquarters: Yucaipa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  43. Strategic International Assistance

    EIN 953138084 · Headquarters: FALLBROOK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  44. Strategic Partners in Education Inc

    EIN 862708476 · Headquarters: CULVER CITY, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  45. Strategic Training and Research Services S T a R S Inc Delaware

    EIN 770490700 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  46. Strategic Voters Inc

    EIN 902080559 · Headquarters: Santa Clara, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  47. Stratford Ides Hall

    EIN 942584805 · Headquarters: HANFORD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  48. Strathmore Swim Club Inc

    EIN 941622411 · Headquarters: Los Gatos, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  49. Strawberry Community Association

    EIN 464235106 · Headquarters: MILL VALLEY, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  50. Strawberry Lodge Mutual Water Co

    EIN 956064515 · Headquarters: TWIN PEAKS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  51. Strawberry Point Pta

    EIN 680453279 · Headquarters: MILL VALLEY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  52. Strawberry Tract Mutual Water Company Inc

    EIN 943208094 · Headquarters: Mill Valley, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  53. Street Physics

    EIN 770378971 · Headquarters: Berkeley, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  54. Street Psychiatry

    EIN 394939380 · Headquarters: Redlands, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  55. Street Rods Forever Inc

    EIN 954196573 · Headquarters: LA VERNE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  56. Street Shaves

    EIN 884261493 · Headquarters: MENTONE, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  57. Street to Scrubs Inc

    EIN 921439790 · Headquarters: SANTA CLARA, CA, USA · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-EZ

  58. Streeter Road Mutual Water Association

    EIN 992308059 · Headquarters: berkeley, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  59. Strengthen Our Seawall for Earthquakes and Disasters Yes on Prop A

    EIN 824387804 · Headquarters: San Francisco, CA, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990

  60. Strickland Foundation Trust

    EIN 766155554 · Headquarters: TARZANA, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-PF

  61. Strickland Mutual Water Co

    EIN 951879836 · Headquarters: OXNARD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  62. String Creek Tartar Canyon Fire Safe Council

    EIN 872074778 · Headquarters: Willits, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  63. String Creek Tartar Canyon Road Association

    EIN 881407176 · Headquarters: Willits, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  64. Strive Physical Therapy and Wellness Center PC

    EIN 872628169 · Headquarters: Montclair, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  65. Strong Las Virgenes Schools

    EIN 334017839 · Headquarters: Agoura HIlls, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  66. Strong Reader Partnership

    EIN 992057765 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990

  67. Strong Safe Hillsborough Schools Yes on H

    EIN 882004843 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N

  68. Stronger Fmsd Schools - Yes on Parcel Tax Measure 2020

    EIN 852095705 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  69. Stronger Santa Cruz

    EIN 991913228 · Headquarters: Capitola, CA, US · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-N

  70. Structural Engineers Assn of California

    EIN 946107736 · Headquarters: SACRAMENTO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  71. Structural Engineers Assoc Central Ca Co Kevin Logsdon

    EIN 680291849 · Headquarters: FAIR OAKS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  72. Structural Engineers Association of Northern California

    EIN 941139054 · Headquarters: SAN FRANCISCO, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  73. Structural Engineers Association of San Diego

    EIN 237016819 · Headquarters: SANTEE, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  74. Structural Engineers Association of Southern California

    EIN 956060480 · Headquarters: NORTH HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  75. Structured Recovery Inc

    EIN 824046807 · Headquarters: MERCED, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  76. Stuart Highlanders Pipe Band of San Francisco

    EIN 946070967 · Headquarters: San Jose, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  77. Stucco Manufacturers Association

    EIN 956095456 · Headquarters: VILLA PARK, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  78. Studebaker Drivers Club Inc

    EIN 330587802 · Headquarters: SANTA ANA, CA, US · Unknown & Unclassified · Latest available filing year: 2009 · Primary form: IRS Form 990-N

  79. Student Advocates

    EIN 300923531 · Headquarters: DIAMOND BAR, CA, USA · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ

  80. Student Athlete Youth Say Momentum

    EIN 465262382 · Headquarters: San Leandro, CA, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N

  81. Student Bar Assn of the University of San Fernando College of Law

    EIN 237154674 · Headquarters: RESEDA, CA, US · Unknown & Unclassified · Latest available filing year: 2019 · Primary form: IRS Form 990-N

  82. Student Chapter of the Association of Shelter Veterinarians

    EIN 020682670 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2012 · Primary form: IRS Form 990-N

  83. Student Chapter of the Society for Theriogenology at Uc Davis

    EIN 834576352 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  84. Student Debt Crisis Center

    EIN 871680615 · Headquarters: SHERMAN OAKS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  85. Student Health & Safety Bond

    EIN 843816587 · Headquarters: Sacramento, CA, USA · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-EZ

  86. Student Health Services Support Fund Inc Dba the La Trust

    EIN 954262448 · Headquarters: LOS ANGELES, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  87. Student Veterinary Emergency and Critical Care Society

    EIN 821207750 · Headquarters: Davis, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  88. Students Against Sexual Assault

    EIN 831669315 · Headquarters: Sacramento, CA, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N

  89. Students First Coalition

    EIN 413164717 · Headquarters: Santa Rosa, CA, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N

  90. Students of the Word Ministries

    EIN 453590943 · Headquarters: Rancho Cucamonga, CA, US · Unknown & Unclassified · Latest available filing year: 2020 · Primary form: IRS Form 990-N

  91. Studio 1034

    EIN 454007906 · Headquarters: Albany, CA, US · Unknown & Unclassified · Latest available filing year: 2013 · Primary form: IRS Form 990-N

  92. Studio City Beautification Association

    EIN 953910902 · Headquarters: STUDIO CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ

  93. Studio City Chamber of Commerce

    EIN 951272633 · Headquarters: STUDIO CITY, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ

  94. Studio Transportation Drivers Union Local 399

    EIN 951027290 · Headquarters: North Hollywood, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  95. Studt Foundation

    EIN 953190726 · Headquarters: Torrance, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  96. Stuff4Joy Inc

    EIN 821938432 · Headquarters: Rolling Hills Estates, CA, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N

  97. Stuntmens Association Foundation C/o Kurt Lott

    EIN 884100757 · Headquarters: NORTH HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-PF

  98. Stuntmens Association of Motion Pictures Inc

    EIN 952418394 · Headquarters: NORTH HOLLYWOOD, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  99. Stunts Unlimited

    EIN 952658580 · Headquarters: CALABASAS, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

  100. Su Casa - Ending Domestic Violence

    EIN 953495175 · Headquarters: LONG BEACH, CA, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990

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